2.1 General ...................................................................................................................................................................1
2.2 Government documents ..........................................................................................................................................2
2.2.1 Specifications, standards, and handbooks ...........................................................................................................2
2.2.2 Other Government documents, drawings, and publications .................................................................................2
2.4 Order of precedence ...............................................................................................................................................3
3.1 General ...................................................................................................................................................................3
3.1.1 Reference to applicable device specification........................................................................................................3
3.3.1 Manufacturer's review system ..............................................................................................................................5
3.3.3 Self-assessment program ....................................................................................................................................5
3.3.4 Change control procedures ..................................................................................................................................5
3.3.4.1 Discontinuation of products ...............................................................................................................................5
3.4 Requirements for listing on a QML ..........................................................................................................................5
3.4.1.1 Process capability demonstration......................................................................................................................6
3.4.1.1.1 New technology insertion ...............................................................................................................................6
3.4.1.2 Management and technology validation ............................................................................................................7
3.4.1.3.1 Second and third party validations .................................................................................................................7
3.4.1.3.2 Radiation source of supply (RSS) validations ................................................................................................7
3.4.1.6 Change management system ...........................................................................................................................9
3.4.1.7 Deficiencies and concerns ................................................................................................................................9
3.4.1.8 Letter of certification ..........................................................................................................................................9
3.4.5 Maintenance and retention of QML .................................................................................................................... 10
3.4.6 QML line shutdown ............................................................................................................................................ 10
3.4.8 Performance requirements for class T devices .................................................................................................. 10
3.4.8.1 Class T radiation requirements ....................................................................................................................... 11
3.6 Marking of microcircuits ........................................................................................................................................ 11
3.6.1 Index point.......................................................................................................................................................... 11
3.6.2 Part or identification number (PIN) ..................................................................................................................... 12
3.6.2.2.1 Military designator ........................................................................................................................................ 13
3.6.2.3 Device class designator .................................................................................................................................. 13
3.6.2.4 Case outline .................................................................................................................................................... 13
3.6.2.5 Lead finish ....................................................................................................................................................... 13
3.6.3 Certification mark ............................................................................................................................................... 13
3.6.3.1 QD certification mark ....................................................................................................................................... 13
ii
MIL-PRF-38535K
CONTENTS
PARAGRAPH
PAGE
3.6.3.2 JAN or J mark ................................................................................................................................................. 14
3.6.4.1 Code for assembly sites .................................................................................................................................. 14
3.6.5 Country of origin ................................................................................................................................................. 14
3.6.6 Date code ........................................................................................................................................................... 14
3.6.7 Marking location and sequence.......................................................................................................................... 14
3.6.9 Marking on container.......................................................................................................................................... 15
3.8 Screening and test ................................................................................................................................................ 15
3.12 ESD control ......................................................................................................................................................... 15
3.13 Recycled, recovered, or environmentally preferable materials ............................................................................ 15
3.14 Alternate test requirements ................................................................................................................................. 16
3.15 Passive elements ................................................................................................................................................ 16
6.1 Intended use ......................................................................................................................................................... 34
6.1.1 Class T ............................................................................................................................................................... 34
6.4.2 Element (of a microcircuit or integrated circuit) .................................................................................................. 34
6.4.3 Substrate (of a microcircuit or integrated circuit) ................................................................................................ 35
6.4.5 Production lot ..................................................................................................................................................... 35
6.4.6 Inspection lot ...................................................................................................................................................... 35
6.4.7 Wafer lot ............................................................................................................................................................. 35
6.4.11 Final seal .......................................................................................................................................................... 35
6.4.13 Qualifying activity (QA) ..................................................................................................................................... 36
6.4.14 Parts per million (PPM) .................................................................................................................................... 36
6.4.15 Device type ...................................................................................................................................................... 36
iii
MIL-PRF-38535K
CONTENTS
PARAGRAPH
PAGE
6.4.16 Die type ............................................................................................................................................................ 36
6.4.19 Package family ................................................................................................................................................. 36
6.4.22 Third party design center.................................................................................................................................. 36
6.4.23 Radiation source of supply (RSS) .................................................................................................................... 36
6.4.24 Form ................................................................................................................................................................. 36
6.4.25 Fit ..................................................................................................................................................................... 36
6.4.26 Function ........................................................................................................................................................... 36
6.4.27 Class M ............................................................................................................................................................ 37
6.4.28 Class N............................................................................................................................................................. 37
6.4.29 Class Q ............................................................................................................................................................ 37
6.4.30 Class V ............................................................................................................................................................. 37
6.4.31 Class Y ............................................................................................................................................................. 37
6.4.32 Class B ............................................................................................................................................................. 37
6.4.33 Class S ............................................................................................................................................................. 37
6.4.34 Class T ............................................................................................................................................................. 37
6.4.35 Qualified manufacturer’s line ............................................................................................................................ 37
6.4.36 Test optimization .............................................................................................................................................. 37
6.4.37 Audit team ........................................................................................................................................................ 37
6.4.38 Class level B .................................................................................................................................................... 37
6.4.39 Class level S .................................................................................................................................................... 37
6.4.40 Class level vs Class ......................................................................................................................................... 38
6.4.41 Second party facility ......................................................................................................................................... 38
6.4.42 Third party facility ............................................................................................................................................. 38
6.4.43 New technology................................................................................................................................................ 38
6.4.45 Lot date code ................................................................................................................................................... 38
6.4.46 Storage temperature ........................................................................................................................................ 38
6.7 Subject term (key word) listing .............................................................................................................................. 42
6.8 List of acronyms .................................................................................................................................................... 43
6.9 Environmentally preferable material ...................................................................................................................... 45
6.10 Changes from previous issue .............................................................................................................................. 45
A.2.1 General .............................................................................................................................................................. 46
A.2.2 Government documents..................................................................................................................................... 46
A.2.2.1 Specifications, standards, and handbooks...................................................................................................... 46
A.2.2.2 Other Government documents, drawings, and publications............................................................................ 47
A.2.4 Order of precedence .......................................................................................................................................... 48
A.3.1 General .............................................................................................................................................................. 48
A.3.1.1 Reference to device specification or drawing.................................................................................................. 48
A.3.1.3.2 Element (of a microcircuit or integrated circuit) ............................................................................................ 49
iv
MIL-PRF-38535K
CONTENTS
PARAGRAPH
PAGE
A.3.1.3.3 Substrate (of a microcircuit or integrated circuit).......................................................................................... 49
A.3.1.3.4.4 Film microcircuit (or film integrated circuit)................................................................................................ 49
A.3.1.3.6 Production lot ............................................................................................................................................... 50
A.3.1.3.7 Inspection lot - class level S......................................................................................................................... 50
A.3.1.3.8 Inspection lot - class level B......................................................................................................................... 50
A.3.1.3.9 Inspection sublot - class level S ................................................................................................................... 50
A.3.1.3.10 Inspection lot split - class level B ............................................................................................................... 50
A.3.1.3.11 Wafer lot .................................................................................................................................................... 50
A.3.1.3.12 Package type ............................................................................................................................................. 50
A.3.1.3.13 Microcircuit group ...................................................................................................................................... 50
A.3.1.3.17 Final seal ................................................................................................................................................... 51
A.3.1.3.19 Qualifying activity ....................................................................................................................................... 51
A.3.1.3.20 Device type ................................................................................................................................................ 51
A.3.1.3.21 Die type...................................................................................................................................................... 51
A.3.1.3.29 Die family ................................................................................................................................................... 52
A.3.1.3.30 Package family .......................................................................................................................................... 52
A.3.1.3.31 Military operating temperature range ......................................................................................................... 52
A.3.1.3.32 Process monitor ......................................................................................................................................... 52
A.3.1.3.34 Class level B .............................................................................................................................................. 52
A.3.1.3.35 Class level S .............................................................................................................................................. 52
A.3.2.1 Electrical test requirements............................................................................................................................. 52
A.3.2.2.1 Example C of C............................................................................................................................................ 53
A.3.2.2.2 Die evaluation requirements ........................................................................................................................ 54
A.3.3 Classification of requirements ............................................................................................................................ 54
A.3.3.1 Certification of conformance and acquisition traceability ................................................................................ 55
A.3.4.1.2.3 Die attachment.......................................................................................................................................... 56
A.3.4.1.2.4 Lid seal ..................................................................................................................................................... 56
A.3.4.1.2.6 Lead trimming and final lead finish thickness............................................................................................ 57
A.3.4.1.3 Qualification to RHA levels .......................................................................................................................... 57
I recently made a serial port to network port module using lm3s6432, and the performance is pretty good. It has been put into use.There are a few things to note:1. When using the web page code provide...
[size=14px]As the title says, the AD program is ready-made and can work normally. I made the multiplier with an IP core. The top-level file is as shown in the screenshot below. The input signal I conn...
I am a sophomore in the School of Software. Next semester, I will be choosing a major, including WEB and embedded systems. I want to choose embedded systems, but I am afraid that it requires hardware ...
Introduction: Last week, on December 21, the Agilent Test and Measurement Conference was held as scheduled. The theme of this conference was "Following the Pace of Technological Development". It was f...
[size=4][font=微软雅黑, 宋体] Most Stellaris microcontrollers offer more than one layout and pinout for peripheral modules. Multiplexing of GPIO signal pins also opens up many possibilities for system desig...
I wasn't supposed to go online today as I was reviewing for tomorrow's exam, but my mom called me during my nap and I couldn't sleep.A friend of my neighbor who I grew up with is getting a divorce. My...
PV DC fuses are safety devices used to protect PV panels, inverters, and DC loads. To ensure their safety and reliability, they must be UL248 certified.
Before applying for UL248 certifi...[Details]
On August 24th, Jin Yuzhi, CEO of Huawei's Intelligent Automotive Solutions BU, announced the first automotive application of Huawei Qiankun's unique Limera technology. This technology eliminates t...[Details]
EtherCAT (Ethernet for Control Automation Technology) is a real-time industrial fieldbus communication protocol based on an Ethernet-based development framework. EtherCAT is one of the fastest indu...[Details]
The jammer is a signal blocker, mainly composed of a chip and a radio transmitter. When the car owner presses the remote control lock button, the jammer interferes with the electronic lock receivin...[Details]
Electric vehicles are currently gaining momentum, but this is just a facade. Fuel-powered vehicles remain unchallenged. While electric vehicles boast unique advantages in environmental emissions an...[Details]
Recently,
Xpeng Motors and Xinlian Integrated Circuit jointly announced the mass production of China's first hybrid silicon carbide product.
Designed and developed by Xpeng Motors and joint...[Details]
With the rapid advancement of automation technology, collaboration between robots is no longer just science fiction. Imagine dozens of machines moving goods in a warehouse without interfering with ...[Details]
In the summer of 2025, BlueOval SK, a joint venture between Ford and SK On, officially started production at its first battery factory in Kentucky.
According to the original plan, this w...[Details]
Since the beginning of this year, price wars have intensified, new models have been launched one after another, used cars with zero kilometers have become a hot topic, and the industry's internal c...[Details]
While the current industry consensus is that autonomous vehicles are robots and that their systems are managed using robotics-developed thinking, there are also cases where autonomous driving is ac...[Details]
The practice of warming up a car originated with gasoline-powered vehicles. Warming up the engine allows it to enter a better working state and ensures good lubrication. This has become a habit for...[Details]
The 2025 China International Automotive Testing Exhibition will be held at the Shanghai World Expo Exhibition and Convention Center from August 27 to 29, 2025.
Clacton Seafront, UK, ...[Details]
In daily life, power transformers have different functions and uses due to different usage scenarios. The most common ones can be divided into: control transformers, isolation transformers, rectifi...[Details]
Speaking of the problem of vehicle spontaneous combustion, whether it is a pure electric vehicle or a fuel vehicle, there will be incidents of spontaneous combustion. For the same spontaneous combu...[Details]
In camera and display systems, the demand for high-performance and low-power data interfaces is driving continuous technological evolution. The evolution of MIPI D-PHY and MIPI C-PHY clearly ...[Details]
Microcontroller MCU
京公网安备 11010802033920号
EEWORLD
